var UnZipFolders = { 

    unzip: function(fileName,unzipDir,successCallback, failureCallback) {
        return PhoneGap.exec(successCallback,        //Success callback from the plugin
                             failureCallback,        //Error callback from the plugin
                             'UnZipFolderPlugin',  //Tell PhoneGap to run "DirectoryListingPlugin" Plugin
                             'Unzipfolder',                 //Tell plugin, which action we want to perform
                             [fileName,unzipDir]);           //Passing list of args to the plugin
    }
};